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Table 5 Adjusted odds ratio for the primary outcome (delivery < 37 gestational weeks), for overall and subgroups by timing and indication of reductions

From: Pregnancy outcome following fetal reduction from dichorionic twins to singleton gestation

Outcome and Group Adjusted Odds Ratio 95% Confidence Interval
Delivery < 37 weeks for any fetal reduction 0.495 0.299–0.819
Delivery < 37 weeks for 1st Trimester reductions 0.297 0.131–0.674
Delivery < 37 weeks for 2nd/3rd trimester reductions 0.636 0.357–1.133
Delivery < 37 weeks for reductions due to elective reasons 0.206 0.065–0.651
Delivery < 37 weeks for reductions due to risk factors 1.830 0.444–7.537
Delivery < 37 weeks for reductions due to anomalies 0.522 0.295–0.926